sampling

Psychology’s WEIRD Problem – And What It Means for Georgia

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Here is an uncomfortable fact about the science of human behavior: most of what we know about “people” was learned by studying a very particular, very unusual slice of people. For decades, psychology built its theories on one narrow population and quietly assumed the findings applied to everyone. They often don’t. This is the WEIRD … Read more

Sample Size: How Much Data Do You Actually Need?

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“How many participants do I need?” It’s probably the single most common question students and early-career researchers ask me when they’re designing a study. And it’s a fair question, you can’t conduct research without knowing how much data to collect. But the honest answer is rarely the one people want to hear. The short version: … Read more